Indian Space Research Organisation On Grid Solar Inverter Tender Kerala 2026 IS 550/ISO Standards
Bid Publish Date
29-Sep-2026, 10:58 am
Bid End Date
16-Oct-2026, 11:00 am
Location
Progress
Tender Overview
Organization: Indian Space Research Organisation (Department Of Space); Product/Service: On Grid Solar Inverter; Scope: Supply of Goods (no BOQ items listed); Category: On Grid Solar Inverter (Q3); Key terms: option to increase/decrease quantity up to 25%, delivery period adjustments based on extended orders, and rates kept constant. Contact: Purchase & Stores Officer, Unit I, PSD/ VSSC; internal reference 3171 2026 00 1804. Location and dates are not disclosed in the tender text. Unique aspect: ATC references specifications in an attached document, indicating custom performance or interface requirements. This tender focuses on procurement by a space research organization with a clear supply-only scope and an extended-quantity provision that protects the purchaser’s flexibility.
Technical Specifications & Requirements
- Standards/Specifications: Specifications to be provided in attached ATC document; no explicit standards listed in the base tender text. Bidders should obtain the ATC file from VSSC and verify product requirements before submission.
- Product/Quantity Context: On Grid Solar Inverter in Q3 category; No BOQ items present, indicating a single or undefined quantity in the published data. Emphasis on “Only supply of Goods” per scope.
- Delivery/Interface: Delivery timeline linked to original delivery order with option-based extension rules; minimum 30 days extension if quantities increase. Ensure compatibility with VSSC/PSO interfaces as per ATC.
- Experience/Capability: Technical capability to meet space-grade solar inverter specifications as per ATC; verify OEM approvals and performance data in the attached document.
Terms, Conditions & Eligibility
- Quantity Variation: Up to 25% increase/decrease allowed during contract and currency; additional time calculated as (Increase/Original) × Original delivery period, min 30 days.
- Scope: Bid price must cover all cost components for supply of goods; delivery terms aligned with original order and extended periods.
- ATC Reference: Compliance with specifications in the attached ATC; direct clarification contact with PSO at VSSC is provided.
- Documentation: Submit as per T&C and ATC requirements; OEM authorizations and technical compliance may be required by ISRO/VSSC processes.
Key Specifications
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Product: On Grid Solar Inverter; Category: Q3
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Delivery scope: Supply of Goods only
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Quantity: No BOQ listed; subject to 25% quantity variation
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Standards/Compliance: To be confirmed in attached ATC
-
OEM/Manufacturer: Provide OEM authorization
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Interface: Must meet ATC-specified requirements via VSSC PSO
-
Warranty/Support: Not listed; verify in ATC
Terms & Conditions
-
2026 procurement by ISRO Department of Space for on-grid solar inverter
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Option clause allows ±25% quantity change with delivery-time recalculation
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ATC-required technical specifications govern bid compliance
Important Clauses
Payment Terms
Not specified in base tender; confirm with VSSC ATC and ISRO procurement.
Delivery Schedule
Delivery starts from last date of original delivery order; extended time calculated as (Increase/Original) × Original period, minimum 30 days.
Penalties/Liquidated Damages
Not disclosed in base data; check ATC for LD/penalties if applicable.
Bidder Eligibility
-
Demonstrated experience in supplying on-grid solar inverters to government or space-related agencies
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Compliance with OEM authorization and ATC-specific technical requirements
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Valid GST registration and financial stability documentation
Tender Data
Bid Details
Quantity
1
Bid Type
Single Packet Bid
Bid Validity
180 (Days)
Bid Type
Service
Evaluation
Total value wise evaluation
Inspection Required
No
Tech Clarification Time
3 Days
Preference & Exemptions
EMD Required
No
MII Purchase Preference
No
MSE Purchase Preference
Yes
MSE Preference Band
L1+15%
MSE Exemption/Relaxation
No
Startup Exemption/Relaxation
No
Bid Splitting Applied
No
Requirements
Arbitration Clause
No
Mediation Clause
No
Additional Tender Data
Commercial Details
Tender Category
Goods
Bid To RA
No
Bid To RA Enabled
No
Item Category
On Grid Solar Inverter (Q3)
Delivery Details
Max Delivery Days
60
Delivery Locations
1
Delivery Cities
Thiruvananthapuram
Delivery Pincodes
695022
Delivery Locations
| Consignee | Address | City | State | Pincode | Quantity | Delivery Days | Additional Requirement |
|---|---|---|---|---|---|---|---|
| Jomin Jose | 695022,CENTRAL STORES, RFF AREA, VIKRAM SARABHAI SPACE CENTRE, ISRO PO | Thiruvananthapuram | Kerala | 695022 | 1 | 60 | - |
Authority Records
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Documents 3
GeM-Bidding-9822685.pdf
Main Document
Other Documents
OTHER
GEM General Terms and Conditions Document
GEM_GENERAL_TERMS_AND_CONDITIONS
Categories
14
Corrigendum Updates
1 Update Update
Extended Deadline
16-Oct-2026, 5:30 am
Opening Date
17-Oct-2026, 5:30 am
Required Documents
GST Registration
Permanent Account Number (PAN) Card
Experience certificates for similar on-grid inverter supply
Financial statements (last 2–3 years)
EMD/Security deposit as per ATC
Technical bid documents demonstrating compliance with ATC
OEM authorization/Original Equipment Manufacturer confirmation
Any certificates referenced in the ATC (quality/standards)
Frequently Asked Questions
Key insights about KERALA tender market
How to bid for on grid inverter tender in Kerala by ISRO 2026
Bidders must submit GST, PAN, experience certificates and financials, plus OEM authorizations and ATC-compliant technical bid. The ATC specifies solar inverter requirements; ensure supply-only scope and address quantity variation up to 25%. Provide delivery plan aligned with original order and potential extensions.
What documents are required for ISRO solar inverter procurement 2026
Prepare GST certificate, PAN, company profile, financial statements, experience certificates for similar work, EMD documents, technical bid with ATC-compliant specifications, and OEM authorization. These must accompany the bid to meet ISRO/PDO/VSSC submission standards.
What are the delivery terms for ISRO on grid inverter supply
Delivery begins after the last date of the original delivery order; if quantity increases, delivery time scales by (Increased quantity/Original quantity) × Original delivery period, minimum 30 days, with extension permissible up to the original period per option clause.
What standards or ATC requirements apply to this ISRO inverter tender
ATC documents specify the exact technical specifications; bidders must obtain the ATC from Purchase & Stores Officer at VSSC and ensure ISRO-compliant performance, OEM authorization, and interface compatibility, as per the attached specifications.
How is the EMD determined for ISRO solar inverter tender 2026
EMD amount is not listed in the base data; bidders must refer to the ATC for the exact EMD value and mode of payment (DD/online) as required by VSSC procurement guidelines.
What qualifies as eligible experience for ISRO inverter supply
Eligible bidders must show prior experience supplying on-grid solar inverters to government or space-related entities, supported by contract copies, performance certificates, and OEM authorizations ensuring compliance with ATC standards.
When is the bid submission deadline for the ISRO inverter tender
The base tender data does not specify a deadline; bidders should obtain the ATC and check with the VSSC Purchase & Stores Officer for the official submission date and required clarification process.